[ 复数 pentagons ]
Moveover, the spherical pentagon packing problem for 72 pentagons is a mathematical problem.
而且,72个五边形的球面包裹问题是一个有待解决的数学难题。
参考来源 - 多面体及其链环对偶性质的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N-COUNT A pentagon is a shape with five sides. 五边形; 五角形
To start with, the classic black and white soccer ball, stitched together from 32 panels of pentagons and hexagons, has deeper grooves.
首先,经典黑白相间的足球,由32片五边形和六边形缝合而成,沟槽更深。
Just looking at Penroses pattern, one sees plenty of pentagons and decagons.
看一看彭罗斯图案,你就可以发现此中有很多五边形和十边形。
The equilateral triangles influenced the children's size perception first, the exact squares secondly, the regular pentagons last.
正三角形对儿童大小知觉的影响最大,正方形次之,正五边形最小。
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